Science Question Bank
for Exam preparation

Q2. How biocides work?

1. Control the multiplication of insects
2. Kill the insects
3. Manage the original form of material
4. Control the bacteria

Q3. Which of the following compound is not used as an alkali?

1. Sodium hydroxide
2. Potassium hydroxide
3. Carbon hydroxide
4. Nitrogen hydroxide

Q4. Which of following pairs is/are correct?

1. Primary Consumers - Cow, insects and grasshoppers
2. Secondary Consumers – Frogs and lizards
3. Tertiary Consumers – Tiger, lion, leopard and vultures
4. None of the above/ More than the above

Q5. The planet Neptune was discovered by:

1. Galley
2. Galileo
3. Kepler
4. Newton

Q6. The commercial unit of Energy is:

1. Watt
2. Watt-hour
3. Kilowatt-hour
4. Kilowatt

Q7. Climate represents……

1. The long-term average weather and its statistical variation for a given region
2. Weather averaged over a year
3. It is a measure of variations in the amount of precipitation
4. None of the above

Q8. Hepatitis is a general term for a disease that is caused by:

1. Viruses
2. Bacteria
3. Parasites
4. All the above

Q9. Substances through which electricity cannot flow are called:

1. Conductors
2. Insulators
3. Wires
4. Battery

Q10. Name a gas which is used in refrigeration and in fire extinguisher?

1. Nitrogen
2. Hydrogen
3. Carbon Dioxide
4. Methane